[LargeFormat] Re: lens corner definition

[Guy Glorieux]

Philip,

Do you happen to have the exact URL reference to this table?

Guy Glorieux
Montreal, Canada


There is an excellent
> lens test table published on the Net by Christopher M. Perez/Kerry L.
> Thalmann- showing definition in centre, middle and corner of field for
> dozens of lenses.  The conclusion might be drawn that stopping a lens down
> to minimum aperture does not optimise definition.  I expect diffraction is
> the problem  F22 or F16 is fine.
>
> Philip Lambert
>
>
>
>
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